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CVE-2023-4053
Published: Aug 1, 2023
Modified: Dec 18, 2025
PUBLISHED
Description
A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.
| Vendor | Product | Versions |
|---|---|---|
Mozilla | Firefox | affected unspecified - < 116 |
Mozilla | Firefox ESR | affected unspecified - < 115.2 |
Mozilla | Thunderbird | affected unspecified - < 115.2 |
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